<template>
  <Dialog :title="dialogTitle" v-model="dialogVisible">
    <el-form
      ref="formRef"
      :model="formData"
      :rules="formRules"
      label-width="100px"
      v-loading="formLoading"
    >
      <el-form-item label="用户ID" prop="userId">
        <el-input v-model="formData.userId" placeholder="请输入用户ID" />
      </el-form-item>
      <el-form-item label="药品ID" prop="medicineId">
        <el-input v-model="formData.medicineId" placeholder="请输入药品ID" />
      </el-form-item>
      <el-form-item label="总数量" prop="totalQuantity">
        <el-input v-model="formData.totalQuantity" placeholder="请输入总数量" />
      </el-form-item>
      <el-form-item label="当前数量" prop="currentQuantity">
        <el-input v-model="formData.currentQuantity" placeholder="请输入当前数量" />
      </el-form-item>
      <el-form-item label="单位(如片、粒)" prop="unit">
        <el-select v-model="formData.unit" placeholder="请选择单位(如片、粒)">
          <el-option
            v-for="dict in getStrDictOptions(DICT_TYPE.DRUG_UNIT)"
            :key="dict.value"
            :label="dict.label"
            :value="dict.value"
          />
        </el-select>
      </el-form-item>
      <el-form-item label="有效期" prop="expiryDate">
        <el-date-picker
          v-model="formData.expiryDate"
          type="date"
          value-format="x"
          placeholder="选择有效期"
        />
      </el-form-item>
      <el-form-item label="低库存阈值" prop="lowStockThreshold">
        <el-input v-model="formData.lowStockThreshold" placeholder="请输入低库存阈值" />
      </el-form-item>
      <el-form-item label="最后更新时间" prop="lastUpdate">
        <el-date-picker
          v-model="formData.lastUpdate"
          type="date"
          value-format="x"
          placeholder="选择最后更新时间"
        />
      </el-form-item>
    </el-form>
    <template #footer>
      <el-button @click="submitForm" type="primary" :disabled="formLoading">确 定</el-button>
      <el-button @click="dialogVisible = false">取 消</el-button>
    </template>
  </Dialog>
</template>
<script setup lang="ts">
import { getStrDictOptions, DICT_TYPE } from '@/utils/dict'
import { MedicineInventoryApi, MedicineInventoryVO } from '@/api/remind/medicineinventory'

/** 药品库存 表单 */
defineOptions({ name: 'MedicineInventoryForm' })

const { t } = useI18n() // 国际化
const message = useMessage() // 消息弹窗

const dialogVisible = ref(false) // 弹窗的是否展示
const dialogTitle = ref('') // 弹窗的标题
const formLoading = ref(false) // 表单的加载中：1）修改时的数据加载；2）提交的按钮禁用
const formType = ref('') // 表单的类型：create - 新增；update - 修改
const formData = ref({
  inventoryId: undefined,
  userId: undefined,
  medicineId: undefined,
  totalQuantity: undefined,
  currentQuantity: undefined,
  unit: undefined,
  expiryDate: undefined,
  lowStockThreshold: undefined,
  lastUpdate: undefined,
})
const formRules = reactive({
  userId: [{ required: true, message: '用户ID不能为空', trigger: 'blur' }],
  medicineId: [{ required: true, message: '药品ID不能为空', trigger: 'blur' }],
  totalQuantity: [{ required: true, message: '总数量不能为空', trigger: 'blur' }],
  currentQuantity: [{ required: true, message: '当前数量不能为空', trigger: 'blur' }],
  unit: [{ required: true, message: '单位(如片、粒)不能为空', trigger: 'change' }],
  expiryDate: [{ required: true, message: '有效期不能为空', trigger: 'blur' }],
})
const formRef = ref() // 表单 Ref

/** 打开弹窗 */
const open = async (type: string, id?: number) => {
  dialogVisible.value = true
  dialogTitle.value = t('action.' + type)
  formType.value = type
  resetForm()
  // 修改时，设置数据
  if (id) {
    formLoading.value = true
    try {
      formData.value = await MedicineInventoryApi.getMedicineInventory(id)
    } finally {
      formLoading.value = false
    }
  }
}
defineExpose({ open }) // 提供 open 方法，用于打开弹窗

/** 提交表单 */
const emit = defineEmits(['success']) // 定义 success 事件，用于操作成功后的回调
const submitForm = async () => {
  // 校验表单
  await formRef.value.validate()
  // 提交请求
  formLoading.value = true
  try {
    const data = formData.value as unknown as MedicineInventoryVO
    if (formType.value === 'create') {
      await MedicineInventoryApi.createMedicineInventory(data)
      message.success(t('common.createSuccess'))
    } else {
      await MedicineInventoryApi.updateMedicineInventory(data)
      message.success(t('common.updateSuccess'))
    }
    dialogVisible.value = false
    // 发送操作成功的事件
    emit('success')
  } finally {
    formLoading.value = false
  }
}

/** 重置表单 */
const resetForm = () => {
  formData.value = {
    inventoryId: undefined,
    userId: undefined,
    medicineId: undefined,
    totalQuantity: undefined,
    currentQuantity: undefined,
    unit: undefined,
    expiryDate: undefined,
    lowStockThreshold: undefined,
    lastUpdate: undefined,
  }
  formRef.value?.resetFields()
}
</script>